1 files changed, 3 insertions, 2 deletions
diff --git a/packages/taler-wallet-core/src/reward.ts b/packages/taler-wallet-core/src/reward.ts
index 6bfd3b324..51eb0f5bd 100644
--- a/packages/taler-wallet-core/src/reward.ts
+++ b/packages/taler-wallet-core/src/reward.ts
@@ -31,6 +31,7 @@ import {
 } from "@gnu-taler/taler-util";
 import {
   PendingTaskType,
+  TaskIdStr,
   TaskRunResult,
   TombstoneTag,
   TransactionContext,
@@ -46,8 +47,8 @@ import { InternalWalletState } from "./wallet.js";
 const logger = new Logger("operations/tip.ts");
 
 export class RewardTransactionContext implements TransactionContext {
-  public transactionId: string;
-  public taskId: string;
+  public transactionId: TransactionIdStr;
+  public taskId: TaskIdStr;
 
   constructor(
     public ws: InternalWalletState,